When the Abbasid Caliphs Tried to Secure Their Position by Creating

When the Abbasid caliphs tried to secure their position by creating an army of Turkish warriors,what was the ultimate result?

A) The Turks converted to Islam and eventually took control of Sunni Islam.
B) The Abbasids were able to counterattack the Fatimid dynasty and recapture Egypt.
C) The Islamic empire was briefly reunited until attacks from crusaders made it crumble.
D) The Byzantine Empire started a campaign to reclaim its lost territory in Asia Minor.
E) The Abbasids won a series of great victories over the Persians.